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MonOCR (JavaScript SDK)

The professional JavaScript SDK for Mon language OCR, powered by ONNX Runtime. Designed for high-performance server-side and desktop Node.js applications.

Installation

npm install monocr

Features

• Unified API: Synchronized with Python and Go equivalents.
• Auto-Model Management: Leverages MonDevHub/monocr for automated model delivery.
• PDF Support: Intelligent document segmentation and multi-page processing.
• Zero Dependencies: Core OCR logic is lean and optimized.

API Reference

read_image(imagePath, [options])

Recognizes text from a single image.

• imagePath: String path to the image file.
• options: Optional overrides for model/charset paths.
• Returns: Promise<string>

read_images(imagePaths, [options])

Recognizes text from multiple images.

• Returns: Promise<string[]>

read_pdf(pdfPath, [options])

Converts and recognizes text from all pages of a PDF.

• Returns: Promise<string[]> (Array of strings per page)

read_image_with_accuracy(imagePath, groundTruth, [options])

Performs OCR and calculates Levenshtein accuracy.

• Returns: Promise<{text: string, accuracy: number}>

Usage Example

const { read_image } = require("monocr");

async function main() {
  const text = await read_image("scanned_text.png");
  console.log(text);
}

main();

CLI Interface

# Global installation for CLI usage
npm install -g monocr

# Process an image
monocr image input.jpg

# Process a PDF
monocr pdf document.pdf

Maintenance

Maintained by MonDevHub.

License

MIT